[Rusty Backhand]

The sporting world's most extraordinary sibling rivalry will be revived this weekend after Venus and Serena Williams won their third-round matches at the U.S. Open on Friday.

http://topix.net/r/0a0H2TVFa7i=2FqwY3EVp2lj3KJUfO7FRrPBDsY7dPIlNVtQw1hFMPTW4HX6YSKI9BKBi4Z3Le8DEQqoFH8vt=2BM6k9J7KWFi3ZmsZ3sPcZiMkCV9ERCmcgl8FAPeGqigOYrrj89D=2FWwCjyPhQihJuYg81vaVMtzYERCGbRl=2Bm08tpQHOffoCROWAq5f19r6ZeLG